package day5;

/**
 * @author oldliu
 * @since 1.0
 */
public class Arra1 {
    public static void main(String[] args) {
        int[] a = new int[20];
        a[0] = 100;
        a[1] = 88;
        a[2] = 89;
        System.out.println(a[1]);
        System.out.println(a[19]);
        System.out.println(a);
        //错误
//        double d[] = new double[2000000000];
//        System.out.println("数组声明完成");
    }
}
